![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
3 - 10 min. exposures at Gain 1, Offset 100. TEC-140 (980mm, f/7) and no focal reducer, yielding 980mm, f/7; Q453HR color CCD camera. No darks, no bias frames and no flat frames applied. Post processing: Bad Pixel removal in Nebulosity2; aligned and combined in ImagesPlus using IP 3.75; DDP, color balance and curves in Nebulosity2. Final contrast and slight sharpening in ThumbsPlus. Image cropped from original of 3040 x 2016 to 1852 x 1539.
20090421_M20_Comb-DDP-adjcr.jpg
All images copyright William J. Shaheen, unless otherwise noted. Do not use or distribute without prior consent.